//License
/***
 * Java TelnetD library (embeddable telnet daemon)
 * Copyright (c) 2000-2005 Dieter Wimberger 
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the author nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *  
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS
 * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 ***/
package telnetd.io.terminal;

import telnetd.io.TerminalIO;

/**
 * This class implements the xterm terminal emulation.
 *
 * @author Dieter Wimberger
 * @version 2.0 (16/07/2006)
 */
public class xterm extends BasicTerminal {

    public boolean supportsSGR() {
        return true;
    }//supportsSGR

    public boolean supportsScrolling() {
        return true;
    }//supportsScrolling

    /**
     * metoda, která převádí kody kontrolních znaků z xtermu na univerzální
     * použité napříč jinými podporovanými terminály
     * @param c
     * @return
     */
    @Override
    public int translateControlCharacter(int c) {

        switch (c) {
            case 10:
                return TerminalIO.ENTER;
            case 126:
                return TerminalIO.DELETE;
            case 127:
                return TerminalIO.BACKSPACE;
            case 9:
                return TerminalIO.TABULATOR;
            case 27:
                return TerminalIO.ESCAPE;
            case SGR:
                return TerminalIO.COLORINIT;
            case EOT:
                return TerminalIO.LOGOUTREQUEST;
            default:
                return c;
        }
    }//translateControlCharacter
}//class xterm

